package com.example.demo;

import java.nio.charset.Charset;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.web.HttpMessageConverters;
import org.springframework.context.annotation.Bean;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.session.jdbc.config.annotation.web.http.EnableJdbcHttpSession;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;

@SpringBootApplication
@EnableJdbcHttpSession
public class SummerWenApplication {

	public static void main(String[] args) {
		SpringApplication.run(SummerWenApplication.class, args);
	}
	@Bean
	public HttpMessageConverters fastjsonHttpMessageConverter() {
// 定义一个转换消息的对象
		FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
		// 添加fastjson的配置信息 比如 ：是否要格式化返回的json数据
		FastJsonConfig fastJsonConfig = new FastJsonConfig();
		fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
		fastJsonConfig.setCharset(Charset.forName("utf-8"));
		// 在转换器中添加配置信息
		fastConverter.setFastJsonConfig(fastJsonConfig);
		HttpMessageConverter<?> converter = fastConverter;
        return new HttpMessageConverters(converter);

	}
}
